principle
/ˈprɪnsəpəl/
noun
- A fundamental truth, rule, or belief that guides behavior or reasoning.
- One of the basic principles of democracy is that everyone gets a vote.
- The company operates on the principle of honesty and fairness.
- She refused to lie because it went against her principles.
- A general scientific law or rule that explains how something works.
- Archimedes discovered the principle of buoyancy while taking a bath.
- This machine works on the principle of air pressure.
- The principle of gravity explains why objects fall to the ground.
- A rule or standard of good behavior or moral conduct.
- He is a man of principle who always does the right thing.
- She stuck to her principles even when it was difficult.
- It's a matter of principle to return what you borrow.